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Sustainable Harken 40mm Carbo Air Double Swivel Block W/becket [2639] Best Choice [g2qMlevj]

$30.99 $99.99 -69%

Harken 40mm Carbo Air Double Swivel Block The Harken 40mm Carbo Air Double Swivel Block is a lightweight, high-performance piece of equipment designed for sailors seeking precision and reliability. This exceptional block is part of the popular Harken

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Sustainable Harken 40mm Carbo Air Double Swivel Block W/becket [2639] Best Choice [g2qMlevj]

Harken 40mm Carbo Air Double Swivel Block

The Harken 40mm Carbo Air Double Swivel Block is a lightweight, high-performance piece of equipment designed for sailors seeking precision and reliability. This exceptional block is part of the popular Harken Black Magic block line, known for its durability and affordability. Engineered with Harken's advanced Carbo Air technology, these blocks are not only strong but also offer a low-friction operation, ensuring smooth sailing experiences.

Key Features and Specifications

The 40mm Carbo Air Double Swivel Block is a compact yet powerful tool for any sailor's arsenal. Its sheave diameter of 40mm (1 9/16 in) allows for efficient line handling, while the maximum line diameter of 10mm (3/8 in) ensures compatibility with a wide range of lines. With a maximum working load of 440 kg (970 lb), this block is built to withstand the demands of heavy-duty sailing. Here are some of its standout features:

  • High Working Load: The robust construction supports a maximum working load of 440 kg (970 lb), making it suitable for a variety of sailing conditions.
  • Low Friction: The Carbo Air technology minimizes friction, ensuring smooth and effortless trimming even under the most challenging conditions.

Practical Uses and Benefits

Whether you are trimming sails on a dinghy or setting the mainsail on a larger yacht, the Harken 40mm Carbo Air Double Swivel Block is an invaluable tool. Its compact design allows for easy installation and adjustment, while its high working load and low-friction operation guarantee optimal performance. This block is not just a piece of equipment; it's an investment in your sailing experience. By choosing the Harken 40mm Carbo Air Double Swivel Block, you are choosing quality, reliability, and peace of mind on the water.

What Our Customers Say

January 21, 2026

Absolutely no complaints!

This is a great quality, and a solid product.

- Holly Z..

January 21, 2026

Absolutely no complaints!

This has made a huge and positive impact.

- Gianna Y..

January 21, 2026

Absolutely no complaints!

A brilliant design, so very user-friendly.

- Nevaeh I..

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